<ti-collapsebutton id="collapsebutton-customtext" [(collapsed)]="collapsed">
  <ng-template>
    <ti-icon class="ti3-icon-check-circle" name="custom-text-icon"></ti-icon>
    {{customText}}
  </ng-template>
</ti-collapsebutton>
<span style="padding-left: 20px">collapsed2:{{collapsed}}</span>
